Electronics Forum | Tue Nov 19 15:08:45 EST 2002 | steve
Be careful, if you are using a water soluble chemistry then your pre-forms that are impregnated with flux may dry out prior to use. If your using a no-clean application then ther should be no worries. Aim solder out of Rhode Island is very good with
Electronics Forum | Thu Jan 23 08:54:12 EST 2003 | MA/NY DDave
Hi Woah you asked a complex question, and should soon be getting piles of assistance from many of the equipment mfgs sales guys that are on SMTnet. Poke around SMTnet would be one place I would start. Also look at some of the World Wide Auctions
Electronics Forum | Wed Mar 05 13:37:20 EST 2003 | msivigny
Hello James, It sounds like the system that's being used to gather this data is an AOI system. I will investigte this more because I'm very curious of the process in which this works. I'll keep an eye out for someone using this setup and may get back
Electronics Forum | Wed Mar 05 13:12:33 EST 2003 | msivigny
Hello davide, the biggest advantage you'll find with a complete N2 tunnel is the minimization of oxidation during board preheating. Using only an inerted solder pot allows the oxidation to build up throughout the preheat stages and introduces contami
Electronics Forum | Thu Jul 17 11:34:35 EDT 2003 | pjc
� Center board support: - Stationary tension wire - Adjustable width and height position (manual) - Pneumatic raise/lower feature; extends through preheat and solder wave - Minimum board clearance on bottom preheater #1 is 63.5 mm (2.5 in.) with
Electronics Forum | Mon Sep 22 10:52:14 EDT 2003 | Carol
Is there a standard that tells you how many times you can replace a PBGA without reliability issues? I've read IPC-7095 (many times) and have not found a recommendation for this. We have Class 3 products.My thoughts are 2 times max. We place PBGAs
Electronics Forum | Tue Nov 11 12:49:13 EST 2003 | Carol
Could you direct me to a Standard or Study that has used this termination with 67/37 tin/lead solder please? I am looking for the recommended reflow temperature requirements and reliability issues for the completed product. We are receiving this type
Electronics Forum | Tue Nov 25 13:29:58 EST 2003 | gregp
http://global.ihs.com/ ...is the distributor for EIA standards. It'll cost you about 50 bucks. The standard is EIA-481-B and covers 8mm-200mm embossed tape and 8mm and 12mm punched tape. I tried searching for this standard on this site but the se
Electronics Forum | Thu Mar 04 09:39:22 EST 2004 | Ron W
Counting leads to attach jumper wires, especially on large, fine pitch quads can be quite a challenge. Is anyone aware of any kinds of assembly aids that would assist in this process? I was thinking of inspection templates with the particular lead(s)
Electronics Forum | Wed Mar 10 01:44:37 EST 2004 | lawrence
Hi All, I've been using Yamaha YV88 MII for quite some times, It's a good workhorse but have this little problem. We find difficulty in locating the Laser Unit. Also it's costs are high from where we get it. Would appreciate SMTnet members assistance
